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CVE-2015-5457

21
FAUCET Score

CVE-2015-5457 describes a critical file upload vulnerability in PivotX versions prior to 2.3.11. The flaw allows remote attackers to execute arbitrary code by exploiting improper validation of file extensions during renaming, specifically by uploading a file with multiple extensions like "foo.php.php". With a CVSS score of 7.5, this vulnerability has a high severity, indicating a network-based attack with low complexity that could lead to partial compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.3.10CPE matchmatch criteria
cpe:2.3:a:pivotx:pivotx:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

AV:N/AC:L/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
4.68%
Probability of exploitation in next 30 days
EPSS Percentile
90.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0468 is in the 84th percentile among its peer group of 51,551 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

blog.pivotx.net / archive/2015/06/21/pivotx-2311-released
packetstormsecurity.com / files/132474/PivotX-2.3.10-Session-Fixation-XSS-Code-Execution.html
Exploit
software-talk.org / blog/2015/06/session-fixation-xss-code-execution-vulnerability-pivotx
Exploit
sourceforge.net / p/pivot-weblog/code/4452/tree//branches/2.3.x/pivotx/fileupload.php
securityfocus.com / archive/1/535860/100/0/threaded
securityfocus.com / bid/75577